Patents by Inventor Robert J. Sawyer

Robert J. Sawyer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for imaging a concealed object
    Patent number: 7238940
    Abstract: A method for imaging a concealed object is described and which includes a step of providing a heat radiating body, and wherein an object to be detected is concealed on the heat radiating body; imaging the heat radiating body to provide a visibly discernible infrared image of the heat radiating body; and determining if the visibly discernible infrared image of the heat radiating body is masked by the presence of the concealed object.
    Type: Grant
    Filed: April 6, 2005
    Date of Patent: July 3, 2007
    Assignee: Battelle Energy Alliance, LLC
    Inventors: James R. Davidson, Judy K. Partin, Robert J. Sawyers
  • Picture frame assembly
    Patent number: 4176481
    Abstract: An inexpensive picture frame assembly including a one-piece substantially rectangular frame member having means for detachably receiving a plurality of decorative strips on the outer face thereof and locking means for mounting paintings or the like of various thicknesses for display in the frame member.
    Type: Grant
    Filed: February 22, 1978
    Date of Patent: December 4, 1979
    Inventor: Robert J. Sawyer
  • Puncture repair plug
    Patent number: D369770
    Type: Grant
    Filed: April 10, 1995
    Date of Patent: May 14, 1996
    Inventors: Robert J. Sawyer, Connie A. Slone